Cove luminaire



FIG. 1 is a front, left, top, perspective view of a cove luminaire, showing my new design;

FIG. 2 is a right side elevational view thereof, the left side being a mirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

The subject matter shown in broken line represents an unclaimed fluorescent lamp which is shown for illustrative purposes and forms no part of the claimed design. 

The ornamental design for a cove luminaire, as shown and described. 